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HSRP and DHCP Pools

mike0000111111
Level 1
Level 1

Hi Cisco Experts:

I have 6 vlans split evenly across (2x) Layer 3 3560 switches.  I'm hosting DHCP on the switches, and I have HSRP failover to the other switch.  If HSRP fails over, I'd like the failover switch to take over all DHCP requests.  

To accomplish this, can I just install the pools for all 6 vlans on both devices?  I tested this the other day and it seemed to work - with some complaining from the failover switch that some ip addresses had already been assigned.  Are there any best practice concerns I should be aware of?

 

Thank you very much for your time,

 

Mike

15 Replies 15

Testing this on (2) 3750 V2s, Port-channeled to a 3750G-48. One statically created VLAN; keeping it simple.

 

DHCP server is the SVI IP address assigned to each 3750V2

Default Gateway is the HSRP Virtual IP address

I will respond with some Wireshark output and maybe a debug when I "lose" the port-channel interface on the active device.